Leswaku ti tlhelela eka ntsengo wa matimba lama a ti ri na wona, ti fanele ti susa matimba lama engetelekeke lama ti ma kumeke eka rivoningo. The previous text is in Tsonga. Here is a translation to Swahili:
Ili kurejea katika hali yao ya awali ya nishati, ni lazima ziondoe nishati ya ziada zilizopata kutoka kwa mwangaza.